From ba7a7c2201cd3f40389214c5f544e352d728aa95 Mon Sep 17 00:00:00 2001
From: Tim Wojtulewicz <timwoj@gmail.com>
Date: Sat, 18 Feb 2023 21:17:11 -0700
Subject: [PATCH] binpac: Include stdint.h early to prevent redefinition of int
 type macros

---
 tools/binpac/src/pac_scan.ll | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tools/binpac/src/pac_scan.ll b/tools/binpac/src/pac_scan.ll
index 449403d76d..e3b35d3663 100644
--- a/tools/binpac/src/pac_scan.ll
+++ b/tools/binpac/src/pac_scan.ll
@@ -1,3 +1,11 @@
+%top{
+// Include stdint.h at the start of the generated file. Typically
+// MSVC will include this header later, after the definitions of
+// the integral type macros. MSVC then complains that about the
+// redefinition of the types. Including stdint.h early avoids this.
+#include <stdint.h>
+}
+
 %{
 #include "pac_action.h"
 #include "pac_array.h"